1, 4-Diisocyanatobutane, 97%, C6H8N2O2, CAS Number-4538-37-8, #, 1,4-butanediisocyanate, 1,4-butanediyl diisocyanate, 1,4-diisocyanato-butane, 1,4-disocyanatobutane, acmc-1afua, butane-1,4-diisocyanate, butane, 1,4-diisocyanato, butane,1,4-diisocyanato, t